China Manufacturer for Tp304/316l/321 Stainless Steel - High pressure seamless bolier tubes – Donghao Metal Group

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Always customer-oriented, and it's our ultimate goal to get not only by far the most reputable, trustable and honest supplier, but also the partner for our customers for 316 316l Ss Pipe , Finished Tubing Parts , Sus304 Stainless Steel Tube/Pipe , Our products are widely used in many industrial fields. Our Company Services Division in good faith for the purpose of the quality of survival. All for customer service.
China Manufacturer for Tp304/316l/321 Stainless Steel - High pressure seamless bolier tubes – Donghao Metal Group Detail:

Seamless Boiler Tubes in an extensive range of stainless steel and alloy steel, suitable for boilers, such as high pressure boilers, steam HRSG boilers, high pressure feed water heaters, super heaters.

DMG’s seamless boiler tube program includes High pressure boiler tubes and Super length boiler tubes, our boiler tubes are supplied in straight lengths up to 28 meters, or as U-bent tubes.

Main Material:

T1, T2 , T11 , T12 , T22 , T23 , T91 , T92

Other grades can be offered on request.

Standards: ASME SA213M EN 10216-2

Outside diameter range from 6.35-50.8mm

Wall thickness range from 0.71-3.81mm

Inspection & Test:

1. 100% PMI / Chemical analysis tests.

2.100% Dimension tests & 100% Visual examination

3. Tension test, flange test, hardness test, flattening test

4. 100% Eddy Test or Hydrostatic Test before bending and 100% Hydrostatic test after bending

5. Checking stress released heat treatment in bending area plus 300mm straight leg length after bending with agreement with clients.

Notes: all the tests and inspection need to provide with reports according to standard and test results.

U-BENDING / U bend Tubing / U Tube:

U-BENDING / U bend Tubing

Bending Radius: From 1.5 * O.D (outside diameter) ,When ordering tubes with bending radius less than 1.5*OD, it is necessary to get the agreement with us.

Straight tubes maximum length (before bending): 35000 mm.

Leg length: min 1 meter, max. 16500 mm (for max r=1500mm) 

Note: Other sizes are available upon agreement.

Heat treatment: stress relieved after u-bending (bending area plus 300mm for each leg).


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China Manufacturer for Tp304/316l/321 Stainless Steel -
 High pressure seamless bolier tubes – Donghao Metal Group detail pictures


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We're also concentrating on improving the things administration and QC program to ensure we could maintain terrific gain from the fiercely-competitive company for China Manufacturer for Tp304/316l/321 Stainless Steel - High pressure seamless bolier tubes – Donghao Metal Group, The product will supply to all over the world, such as: Mozambique , Slovakia , Poland , Our business activities and processes are engineered to make sure our customers have access to widest range of products with the shortest supply time lines. This achievement is made possible by our highly skilled and experienced team. We look for people who want to grow with us around the globe and stand out from the crowd. We now have people who embrace tomorrow, have vision, love stretching their minds and going far beyond what they thought was achievable.
  • We are really happy to find such a manufacturer that ensuring product quality at the same time the price is very cheap.
    5 Stars By Mandy from Durban - 2016.02.18 15:54
    The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.
    5 Stars By Mike from Manchester - 2016.09.16 13:44
    
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